ETAOLINE Men's Camouflage Compression Short Sleeve Muscle Tight Shirt 94% Polyester,6% Spandex Breathable/Quick Time Dry/Wicking/High Stretchy This shirt is close-fitting and showing your perfect muscle line Must have t shirt in the gymnasium, Camouflage jerseys fit for casual or sport wear Note : Please ordered at least 1 size larger than usual, It's tight.